Yelp continued its barrage of developer news today. The company's latest announcements include a completely redone developer program and the Yelp Fusion API that will replace Yelp's existing API over time. New API features include more pictures, content caching, autocomplete and more.

Think signing petitions is useless? There's probably an app for that. But Change.org proves the cynics wrong--every day. And now there's a Change.org API to rattle the powerful even further. The API is in beta, is free, and uses REST with JSON returned. The API covers a multitude of requests from creating petitions to checking signatures, from looking at the case for a petition to updating them.

The PopcornNotify API allows you to build apps for sending simple emails and text messages. Its access requires an API Key that costs $10 for each batch of 1000 messages and last one year. The API’s...

The Atlassian Stride JavaScript API allows applications to interact with Stride from within the HTML content loaded in an iframe, in a dialog or sidebar. It provides a way for applications to open a...